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BaseRepresentation
bin101101110100011…
…110011111000100
31222120111120210100
4231310132133010
53033243343301
6204140324100
725023051321
oct5564363704
91876446710
10768731076
11364a24043
12195543630
13c3355479
1474149b48
154774c286
hex2dd1e7c4

768731076 has 27 divisors (see below), whose sum is σ = 1943601933. Its totient is φ = 256188240.

The previous prime is 768731071. The next prime is 768731077. The reversal of 768731076 is 670137867.

It is a happy number.

The square root of 768731076 is 27726.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 286489476 + 482241600 = 16926^2 + 21960^2 .

It is not an unprimeable number, because it can be changed into a prime (768731071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 164046 + ... + 168666.

Almost surely, 2768731076 is an apocalyptic number.

768731076 is the 27726-th square number.

It is an amenable number.

768731076 is an abundant number, since it is smaller than the sum of its proper divisors (1174870857).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

768731076 is an equidigital number, since it uses as much as digits as its factorization.

768731076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9252 (or 4626 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The cubic root of 768731076 is about 916.0618828288.

The spelling of 768731076 in words is "seven hundred sixty-eight million, seven hundred thirty-one thousand, seventy-six".